MARSHALL WACE, LLP: ZTS position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARSHALL WACE, LLP on ZTS, newest first. How the timeline and the estimate are built.
MARSHALL WACE, LLP held 257,470 ZTS shares at 2026-06-30 per its 13F-HR filed 2026-08-13.
the latest 13F is the newest step
- period ended2026-06-3013F 257,470 sharesChange vs previous 13F +252,243 shares
0.02% of the 13F portfolio, value $18,501,793.
13F-HR 0001318757-26-000010 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 5,227 sharesChange vs previous 13F +5,227 shares
<0.01% of the 13F portfolio, value $617,884.
13F-HR 0001318757-26-000005 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 0 sharesChange vs previous 13F -594,380 shares
13F-HR 0001318757-26-000003 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
- period ended2025-09-3013F 594,380 sharesChange vs previous 13F +551,196 shares
0.1% of the 13F portfolio, value $86,969,681.
13F-HR 0001318757-25-000046 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 43,184 sharesChange vs previous 13F -320,407 shares
0.01% of the 13F portfolio, value $6,734,545.
13F-HR 0001318757-25-000034 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 363,591 sharesChange vs previous 13F -424,838 shares
0.08% of the 13F portfolio, value $59,865,258.
13F-HR 0001318757-25-000023 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 788,429 sharesChange vs previous 13F -24,298 shares
0.16% of the 13F portfolio, value $128,458,739.
13F-HR 0002048047-25-000005 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 812,727 sharesChange vs previous 13F not available
0.21% of the 13F portfolio, value $158,790,602.
13F-HR 0001318757-24-000018 filed by MARSHALL WACE, LLP
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).